Description
An issue was discovered in fs/io_uring.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service (deadlock) because exit may be waiting to park a SQPOLL thread, but concurrently that SQPOLL thread is waiting for a signal to start, aka CID-3ebba796fa25.
Published: 2021-03-20
Score: 5.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2021-15602 An issue was discovered in fs/io_uring.c in the Linux kernel through 5.11.8. It allows attackers to cause a denial of service (deadlock) because exit may be waiting to park a SQPOLL thread, but concurrently that SQPOLL thread is waiting for a signal to start, aka CID-3ebba796fa25.
Ubuntu USN Ubuntu USN USN-4948-1 Linux kernel (OEM) vulnerabilities
History

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Subscriptions

Fedoraproject Fedora
Linux Linux Kernel
Netapp A250 A250 Firmware Aff 500f Aff 500f Firmware Cloud Backup Fas 500f Fas 500f Firmware Solidfire Baseboard Management Controller Solidfire Baseboard Management Controller Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-03T21:55:12.099Z

Reserved: 2021-03-20T00:00:00.000Z

Link: CVE-2021-28951

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-03-20T20:15:13.553

Modified: 2024-11-21T06:00:25.637

Link: CVE-2021-28951

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-03-04T00:00:00Z

Links: CVE-2021-28951 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses